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pazy_wing_model.py
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from structure import PazyStructure
import sharpy.utils.settings as settings
import aero
import configobj
import sharpy.utils.cout_utils as cout
class PazyWing:
model_settings_default = dict()
model_settings_types = dict()
model_settings_options = dict()
model_settings_description = dict()
model_settings_default['skin_on'] = False
model_settings_types['skin_on'] = 'bool'
model_settings_default['discretisation_method'] = 'michigan'
model_settings_types['discretisation_method'] = 'str'
model_settings_options['discretisation_method'] = ['michigan', 'even', 'fine_root_tip']
model_settings_types['num_elem'] = 'int'
model_settings_default['num_elem'] = 2
model_settings_description['num_elem'] = 'If discretisation is ``michigan`` then it corresponds to how many ' \
'times ' \
'the original number of elements is replicated, else is the number of ' \
'elements'
model_settings_types['surface_m'] = 'int'
model_settings_default['surface_m'] = 4
model_settings_types['num_surfaces'] = 'int'
model_settings_default['num_surfaces'] = 2
def __init__(self, case_name, case_route='./', in_settings=None):
self.case_name = case_name
self.case_route = case_route
cout.start_writer()
if in_settings is not None:
self.settings = in_settings
else:
self.settings = dict()
settings.to_custom_types(self.settings, self.model_settings_types, self.model_settings_default,
self.model_settings_options, no_ctype=True)
self.structure = None
self.aero = None
self.config = configobj.ConfigObj()
self.config.filename = self.case_route + '/' + self.case_name + '.sharpy'
def save_config(self):
self.config.write()
def get_ea_reference_line(self):
if self.settings['skin_on']:
ea = 0.4410
else:
ea = 0.4410
return ea
def generate_structure(self):
pazy = PazyStructure(**self.settings)
pazy.generate()
self.structure = pazy
def generate_aero(self):
pazy_aero = aero.PazyAero(main_ea=self.get_ea_reference_line(),
pazy_structure=self.structure,
**self.settings)
pazy_aero.generate_aero()
self.aero = pazy_aero
def create_aeroelastic_model(self):
self.generate_structure()
self.structure.mirror_wing()
self.generate_aero()
def save_files(self):
self.structure.save_fem_file(case_name=self.case_name, case_route=self.case_route)
if self.aero is not None:
self.aero.save_files(case_name=self.case_name, case_route=self.case_route)
def view_wing(case_name, case_route='./', output_folder='./output/'):
model_settings = {'skin_on': 'off',
'discretisation_method': 'michigan',
'num_elem': 2}
pazy = PazyWing(case_name, case_route, in_settings=model_settings)
pazy.generate_structure()
pazy.structure.mirror_wing()
pazy.generate_aero()
pazy.save_files()
settings = dict()
config = configobj.ConfigObj()
config.filename = './{}.sharpy'.format(case_name)
settings['SHARPy'] = {
'flow': ['BeamLoader',
'AerogridLoader',
'Modal',
'BeamPlot',
'AerogridPlot'
],
'case': case_name, 'route': case_route,
'write_screen': 'on', 'write_log': 'on',
'log_folder': output_folder + '/' + case_name + '/',
'log_file': case_name + '.log'}
settings['BeamLoader'] = {
'unsteady': 'off'}
settings['AerogridLoader'] = {
'unsteady': 'off',
'aligned_grid': 'on',
'mstar': 4 * 4,
'freestream_dir': [1, 0, 0],
'wake_shape_generator': 'StraightWake',
'wake_shape_generator_input': {'u_inf': 10,
'u_inf_direction': [1, 0, 0],
'dt': 0.01}}
settings['Modal'] = {'folder': output_folder,
'NumLambda': 20,
'rigid_body_modes': 'off',
'print_matrices': 'on',
'keep_linear_matrices': 'on',
'write_dat': 'on',
'continuous_eigenvalues': 'off',
'dt': 0,
'plot_eigenvalues': False,
# 'max_rotation_deg': 15.,
# 'max_displacement': 0.15,
'write_modes_vtk': 'on',
'use_undamped_modes': 'on'}
settings['BeamPlot'] = {'folder': output_folder}
settings['AerogridPlot'] = {'folder': output_folder,
'include_rbm': 'off',
'include_applied_forces': 'on',
'minus_m_star': 0}
for k, v in settings.items():
config[k] = v
config.write()
if __name__ == '__main__':
import sharpy.sharpy_main
# for n_elem in [16, 32, 64, 92, 128]:
# pazy = PazyWing()
# case_name = 'modal_inertia_even_n{}'.format(n_elem)
# output_folder = './output/'
# pazy.generate_structure(n_elem, case_name=case_name)
# pazy.structure.create_modal_simulation(case_name=case_name, output_folder=output_folder)
# sharpy.sharpy_main.main(['', case_name + '.sharpy'])
# pazy = PazyWing()
case_name = 'full_wing'
output_folder = './output/'
# pazy.generate_structure(n_elem, case_name=case_name)
# pazy.structure.create_modal_simulation(case_name=case_name, output_folder=output_folder)
# sharpy.sharpy_main.main(['', case_name + '.sharpy'])
# model_settings = {'skin_on': 'off',
# 'discretisation_method': 'michigan',
# 'num_elem': 2}
#
# pazy = PazyWing(case_name, case_route='./', in_settings=model_settings)
# pazy.generate_structure()
# pazy.structure.mirror_wing()
# # pazy.structure.add_lumped_mass((10, 0))
# pazy.save_files()
# pazy.structure.create_modal_simulation(case_name=case_name, output_folder=output_folder)
view_wing(case_name, './')
sharpy.sharpy_main.main(['', case_name + '.sharpy'])